Yi Wang

City:

Panjin

Country:

China

Published Applications:

Last publication date:

2016-05-05

Top Assignees for applications by Yi Wang

The entities that hold a legal rights for patent applications filed by inventor Wang Yi:

Yi Wang from Panjin, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

Dual horsehead block and tackle pumping unit

Beamless mechanic-reversing long stroke pumping unit

Pre-sressed insulated tubing

InventorID:

100073 ⎘